Internal Use nly http://biz.lgservice.com Multi Air Conditioner SVC MANUAL(Exploded View) MDEL : A5UW306FA3 CAUTIN Before Servicing the unit, read the safety precautions in Standard SVC manual. nly for authorized service personnel.
1. Specification utdoor Unit Nominal Capacity Cooling kw Btu/h Heating kw Btu/h Nominal Input Cooling kw (Min~Rating~Max) Heating kw Energy label Testing Combination Running Current(Rating) Cooling A Heating A Starting Current Cooling/Heating A Power Supply Ø / V / Hz Power Supply Cable (outdoor) No.x mm 2 Power and transmission cable No.x mm 2 Dimensions W x H x D mm(inch) Net Weight kg(lbs) Max. Number of Connectable Indoor Units Compressor (Inverter) Type Qty x Model Motor type il charge volume cc il Type Compressor (Constant) Type Qty x Model Motor type il charge volume cc il Type Refrigerant Charge (at 7.5m) g(oz) Type Control Heat Exchanger (Rows x Column x FPI) x No. Defrosting Method Fan Capacitor µf/vac Drive Discharge Direction(Side/Top) Air Flow Rate x No. of Fan CMM(cfm) Noise Level(H) Sound Pressure at 1m db(a)+3 Piping Connections Liquid(Ø) mm(inch) Gas(Ø) mm(inch) Max. Interunit Total of Each Room m Piping Length For ne Room m Max. Elevation utdoor Unit~Indoor Unit m Difference Indoor Unit~Indoor Unit m peration Range Cooling C( F) (utdoor) Heating C( F) A5UW306FA3 1.85~8.80~10.55 6300~30,000~36,000 2.22~10.1~12.1 7560~34,500~41,400 0.72~2.39~3.96 0.88~2.25~4.13 A/A MS07AH N40 * 3EA/ MS09AH N40 * 2EA 2.9~10.7~17.5 3.1~10.0~18.2 1/220_240/50 3*2.5 4_0.75(Including Earth) 870*808*320(34.3*31.8*12.6) 65(143.3) 5 TwinRotary 5KD240X BLDC 900 FV50S 2,550(89.95) R410A E.E.V 2R*36C*18 Reversing cycle DC Side 60(2119) 52 6.35(1/4)*5EA 9.52(3/8)*5EA 75 25 15 7.5 10 _43(14~109.5) 15 _ 24(5~75.3) Note: 1. Capacities are based on the following conditions: Cooling: Indoor Temperature 27 C(80.6 F) DB/19 C(66.2 F) WB utdoor Temperature 35 C(95 F) DB/24 C(75.2 F) WB Heating: Indoor Temperature 20 C(68 F) DB/15 C(59 F) WB utdoor Temperature 7 C(44.6 F) DB/6 C(42.8 F) WB Piping Length Interconnecting Piping Length 7.5m Level Difference of Zero 2. Wiring cable size must comply with the applicable local and national code. 3. The specification may be subject to change without prior notice for purpose of improvement. Conversion Formula kw = Btu/h x 0.0002931 cfm = CMM x 35.3 nly for training and service purposes 2 LGE Internal Use nly
2. List of Functions Category Reliability Convenience CAC Network Function Special Function Kit thers Function Defrost / Deicing High Pressure Switch Low Pressure Switch Phase protection Restart Delay (3minutes) Self Diagnosis Soft Start Test Function Auto Changeover Auto Restart peration Central control(lgap) PDI(Power Distribution Indicator) PI485 Low Ambient Kit Thermistor A5UW306FA3 [FM30AH UE3] X X X PQNUD1S00 PMNFP14A0 Note : : Applied, X : Not applied, : No relation ption: Model name & price are different according to options, and assembled in factory with main unit. Accessory: Installed at field, ordered and purchased separately by the corresponding model name, supplied with separate package. nly for training and service purposes 3 LGE Internal Use nly
3. Piping Diagrams INDR UTDR Reversing Valve Main SVC V/V Ø15.88 Ø9.52 Eva. Sensor Ø9.52 Air Sensor Th4 Th3 Th1 ARoom BRoom CRoom DRoom ERoom Eva. Sensor Acc. Inv. Comp Heat Exchanger Ø6.35 Ø6.35 Low Pressure S/W EEVE EEVD EEVC EEVB EEVA Distributor Main SVC V/V Ø12.7 Th2 LC. Description PCB Connector Th1 Thermistor for outdoor air temperature CN_TH2 Th2 Thermistor for condensing temperature CN_TH2 Th3 Thermistor for discharge pipe temperature CN_TH3 Th4 Thermistor for suction pipe temperature CN_TH3 nly for training and service purposes 4 LGE Internal Use nly
4. Wiring Diagrams CN_PFC_IN CN_4WAY CN_PRESS CN_PFC_UT CN_TH3 CN_TH2 CN_LEV3 CN_LEV4 CN_LEV1 CN_MTR1 CN_LEV5 CN_LEV2 CN_CM nly for training and service purposes 5 LGE Internal Use nly
5. Exploded View 437211 435301 349480 435512 437210 137213A 554031 W4810 549610 268711 546810 567480E AIR/PIPE 559010 447910 548490 554160 430410 547890 435300 SUC/DIS 567480D W4986B 137213B 435511 552111 552115 649950 561410 552116 W51620B W51620A 552200 661400A 661400B 661400C 661400D 661400E 552203B 552203A W49810 W4986A WNERS MANUAL SERVICE MANUAL INSTALL MANUAL Note) * Please ensure GCSC since the replacement parts may be changed depending upon the buyer's request. Please check the correct parts in View RPL(Replacement Part List) on GCSC. (GCSC Website http://biz.lgservice.com,) nly for training and service purposes 6 LGE Internal Use nly
P/N : MFL37468311 DECEMBER, 2007